5.1 sec in total
447 ms
4.5 sec
158 ms
Click here to check amazing Sixty Symbols content for United States. Otherwise, check out these important facts you probably never knew about sixtysymbols.com
Curious and quirky videos describing the various symbols used in physics and astronomy
Visit sixtysymbols.comWe analyzed Sixtysymbols.com page load time and found that the first response time was 447 ms and then it took 4.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
sixtysymbols.com performance score
name
value
score
weighting
Value1.3 s
98/100
10%
Value16.4 s
0/100
25%
Value4.3 s
75/100
10%
Value270 ms
82/100
30%
Value0
100/100
15%
Value10.7 s
22/100
10%
447 ms
164 ms
252 ms
185 ms
184 ms
Our browser made a total of 271 requests to load all elements on the main page. We found that 94% of them (255 requests) were addressed to the original Sixtysymbols.com, 3% (8 requests) were made to Apis.google.com and 1% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (730 ms) belongs to the original domain Sixtysymbols.com.
Page size can be reduced by 76.0 kB (52%)
147.0 kB
71.0 kB
In fact, the total size of Sixtysymbols.com main page is 147.0 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 40% of websites need less resources to load. HTML takes 60.2 kB which makes up the majority of the site volume.
Potential reduce by 50.7 kB
HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 50.7 kB or 84% of the original size.
Potential reduce by 19.2 kB
Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Obviously, Sixty Symbols needs image optimization as it can save up to 19.2 kB or 32% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 6.1 kB
It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 6.1 kB or 22% of the original size.
Number of requests can be reduced by 173 (64%)
269
96
The browser has sent 269 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sixty Symbols. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and as a result speed up the page load time.
sixtysymbols.com
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tophead.gif
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navigation.jpg
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stripey_clouds.gif
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swimmer.gif
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the_force.gif
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einstein_blunder.gif
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pentaquark.gif
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sixtysymbols.com accessibility score
Names and labels
These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
<frame> or <iframe> elements do not have a title
Links do not have a discernible name
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
sixtysymbols.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Browser errors were logged to the console
sixtysymbols.com SEO score
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sixtysymbols.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Sixtysymbols.com main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.
sixtysymbols.com
Open Graph description is not detected on the main page of Sixty Symbols. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: